Operating InstructionsGravity Feed Spray Gun
Troubleshooting Chart (Continued)
Stop using tool immediately if any of the following problems occur. Serious personal injury could occur. Any repairs or replacements must be done by a Qualified Service Person or Authorized Service Center.
Symptom | Possible Cause(s) | Corrective Action | ||
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Air leaking from air cap | 1. | Sticking air valve stem | 1. | Lubricate |
without pulling trigger | 2. | Contaminate on air valve or seat | 2. | Clean |
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| 3. | Worn or damaged air valve or seat | 3. | Replace |
| 4. | Broken air valve spring | 4. | Replace |
| 5. | Bent valve stem | 5. | Replace |
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Fluid leaking from fluid tip | 1. | Packing nut too tight | 1. | Adjust |
of pressure feed spray gun | 2. | Fluid tip worn or damaged | 2. | Replace tip and/or needle |
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| 3. | Foreign matter on tip | 3. | Clean |
| 4. | Fluid needle spring broken | 4. | Replace |
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Excessive overspray | 1. Too high atomization pressure | 1. | Reduce pressure | |
| 2. | Too far from work surface | 2. | Adjust to proper distance |
| 3. | Improper stroking (arcing, gun motion | 3. | Move at moderate pace, parallel to surface |
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| too fast) |
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Will not spray | 1. | No pressure at gun | 1. | Check air lines |
| 2. | Fluid control not open enough | 2. | Open fluid control |
| 3. | Fluid too heavy | 3. | Thin fluid or change to pressure feed system |
Notes
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